1608949980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90289}}^1$

素因数の和:90321

約数の個数: 120

約数和(自身を含む): 5506245360

約数和(自身を除く): 3897295380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2970, 3564, 4455, 5940, 8910, 17820, 90289, 180578, 270867, 361156, 451445, 541734, 812601, 902890, 993179, 1083468, 1354335, 1625202, 1805780, 1986358, 2437803, 2708670, 2979537, 3250404, 3972716, 4063005, 4875606, 4965895, 5417340, 5959074, 7313409, 8126010, 8938611, 9751212, 9931790, 11918148, 12189015, 14626818, 14897685, 16252020, 17877222, 19863580, 24378030, 26815833, 29253636, 29795370, 35754444, 36567045, 44693055, 48756060, 53631666, 59590740, 73134090, 80447499, 89386110, 107263332, 134079165, 146268180, 160894998, 178772220, 268158330, 321789996, 402237495, 536316660, 804474990, 1608949980]

約数ペア:

[(1, 1608949980), (2, 804474990), (3, 536316660), (4, 402237495), (5, 321789996), (6, 268158330), (9, 178772220), (10, 160894998), (11, 146268180), (12, 134079165), (15, 107263332), (18, 89386110), (20, 80447499), (22, 73134090), (27, 59590740), (30, 53631666), (33, 48756060), (36, 44693055), (44, 36567045), (45, 35754444), (54, 29795370), (55, 29253636), (60, 26815833), (66, 24378030), (81, 19863580), (90, 17877222), (99, 16252020), (108, 14897685), (110, 14626818), (132, 12189015), (135, 11918148), (162, 9931790), (165, 9751212), (180, 8938611), (198, 8126010), (220, 7313409), (270, 5959074), (297, 5417340), (324, 4965895), (330, 4875606), (396, 4063005), (405, 3972716), (495, 3250404), (540, 2979537), (594, 2708670), (660, 2437803), (810, 1986358), (891, 1805780), (990, 1625202), (1188, 1354335), (1485, 1083468), (1620, 993179), (1782, 902890), (1980, 812601), (2970, 541734), (3564, 451445), (4455, 361156), (5940, 270867), (8910, 180578), (17820, 90289)]